{"action":"Upgrade libreswan to 5.2-2.5 or later.","affected":[{"fixed":"5.2-2.5","introduced":"0"}],"component":"libreswan","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.2-2.5"],"id":"tcs_01M5NSQ4GRFG3B489NGCVNM0GS","modified_at":"2026-10-26T11:47:36.910891450Z","published_at":"2026-07-02T22:16:43.550Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-50722","https://security-tracker.debian.org/tracker/CVE-2026-50722"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-50722#Debian:14/libreswan","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-50722"}],"summary":"Libreswan, via the function RSA_authenticate_hash_signature_pkcs1_1_5_rsa(), did not correctly verify the DER encoding of the ASN.1 digest when the IKEv2 AUTH payload was encoded using RSASSA-PKCS1-v1"}